EHS cable adapter for Sennheiser Wireless Headsets EPOS CEHS-AV 03 Electronic hook switch solution for Avaya phones Control your call directly from your Sennheiser wireless IMPACT SDW 5000, DW, SD and D 10 headset series headsets while away from your desk
Jabra Link 14201-33 Jabra Link 14201-33 Electronic hook switch solution for Avaya phones Control you call directly from your Jabra wireless headsets up to 450 ft away from your desk